1996 Cadillac DeVille engine oil usage?

The 1996 Cadillac DeVille typically uses 5W-30 engine oil, which is recommended for optimal performance and protection. The engine oil capacity is approximately 4.5 quarts (with a filter change), but it's always best to check the owner's manual for specific details related to your vehicle's engine and maintenance. Regular oil changes are essential to ensure engine longevity and efficiency.